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Aluminum Alloy 822 Series Stringing Block for Lightweight and Corrosion Resistant Performance
The 822 Series Stringing Block is a professional-grade, heavy-duty component specifically engineered for the demanding tasks of modern overhead power line construction, maintenance, and reconductoring projects. It serves as a critical piece of equipment in tension stringing operations, where conductors, Optical Ground Wire (OPGW), and other cables are carefully pulled into position over long distances.
Product Specifications
Item Number
Model
Number of Sheave
Rated Load (KN)
Weight (kg)
Sheave Features
10141
SHDN822
1
30
40
MC nylon sheave
10142
SHSQN822
3
60
118
MC nylon sheave
10143
SHWQN822
5
120
180
MC nylon sheave
10146A
SHWQQN822
7
120
250
MC nylon sheave
10146
SHQ822
7
120
285
Middle: cast steel sheave
10148
SHJ822
9
150
445
Conductor: MC nylon sheave
10141A
SHDL822
1
30
45
Aluminum Sheave
10141B
SHDLJ822
1
30
48
Rubber lined aluminium sheave
Key Features and Benefits
Smooth, Low-Friction Cable Path
Large-diameter sheave and sealed bearings dramatically reduce rolling friction, allowing tensioning equipment to operate more efficiently with less force required for long cable pulls.
Cable Protection and Damage Prevention
Precisely sized sheave groove cradles cables without pinching, protecting valuable conductors and sensitive OPGW from crushing, abrasion, or deformation during installation.
Essential for Modern Power Line Construction
Fundamental tool for building new transmission lines, upgrading existing circuits, and installing OPGW for grid communications, supporting large-diameter power cables and bundled conductor configurations.
Durable Construction for Harsh Conditions
Corrosion-resistant aluminum alloy frame and sealed bearing assembly ensure long service life and reliable performance in demanding outdoor environments.
Enhanced Worksite Safety
Prevents sudden jerks, cable snags, or derailments that could lead to dangerous cable whipping, equipment damage, or personnel injury during high-risk stringing operations.
OPGW Installation Optimization
Specifically designed to protect delicate glass fibers inside Optical Ground Wire from crushing and bending stresses, ensuring critical grid communication infrastructure functions properly from installation.
Improved Project Efficiency
Reduced friction enables faster pulling speeds, effective cable protection minimizes rework, and support for longer continuous pulls accelerates project timelines while reducing labor costs.
The 822 Series Stringing Block represents a strategic investment in core construction capability, enabling utility companies and electrical contractors to execute overhead line projects with precision, safety, and efficiency. This precision-engineered solution ensures vital power infrastructure is built to the highest quality standards for decades of reliable service.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
2014
Total Annual:
1000000-5000000
Employee Number:
110~150
Ecer Certification：
Verified Supplier
Ningbo Suntech Power Machinery Tools Co.,Ltd. is one of the leading and preferred manufacturers and suppliers in China,and deal with electrical facilities products start from year 1995.We have own main product line for stringing blocks,hydraulic Cable Stands,Anti Twist Steel Wire Rope,etc with ... Ningbo Suntech Power Machinery Tools Co.,Ltd. is one of the leading and preferred manufacturers and suppliers in China,and deal with electrical facilities products start from year 1995.We have own main product line for stringing blocks,hydraulic Cable Stands,Anti Twist Steel Wire Rope,etc with ...
